13 open source boards using the 74HC173
Real designs built with the 74HC173, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
8-Bit CPU 32k
slu4coder
196.9 × 125.1 mm101 parts2LNo license184
Counter
Velko
62.2 × 21.6 mm65 parts4LMIT16
Latest-Full-Backplane
Trilobyte-CPU
100 × 100 mm146 parts4LNo license2- schematic only · 112 parts
MSAP-1
mehrantsi
112 partsMIT1 
VideoRAM
196.9 × 66.7 mm39 parts2LNo license184
P2000t ram expansion board
ifilot
110 × 68.1 mm23 parts2LNo license1
Alu advanced
101.6 × 55.9 mm51 parts2LCERN-OHL-S-2.02
Register
62.2 × 21.6 mm50 parts2LMIT16
P2000t ram expansion board-128kb smd
110 × 45.5 mm23 parts2LNo license1
Alu
101.6 × 55.9 mm42 parts2LCERN-OHL-S-2.02
Transfer
62.2 × 21.6 mm47 parts4LMIT16
Flags
62.2 × 21.6 mm42 parts4LMIT16
Display back
62.2 × 21.6 mm34 parts4LMIT16
The 74HC173 in open source designs
The gallery holds 13 open source boards using the 74HC173 from 6 GitHub repositories; a typical one measures about 100.8 × 50.7 mm and carries around 47 components.
58% are two-layer designs, the rest use four layers or more, and 62% carry an open source license.
The most starred is 8-Bit CPU 32k by slu4coder.
Parts used alongside the 74HC173
What boards using the 74HC173 are built for
74HC173: common questions
Where can I find a 74HC173 reference design?
Each of the 13 boards on this page is a real design using the 74HC173. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the 74HC173?
The 74HC02, 74HC245, 74HC08, 74HC00 and 74HC157 appear in the most repositories here.
How big is a typical board using the 74HC173?
The median is 100.8 × 50.7 mm, and 58% are two-layer designs.
What is the most popular open source board using the 74HC173?
By GitHub stars, 8-Bit CPU 32k by slu4coder, with 184 stars.
Can I simulate one of these boards using the 74HC173 before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.